The baseband version is missing in the "About Phone" settings menu.
In the Software Download tool, go to the Restore tab. Selection: Select your valid OnePlus 7T Pro QCN file.
OnePlus 7T Pro QCN File: The Ultimate Guide to Restoring Network and Repairing IMEI
Modifying IMEI numbers is illegal in many jurisdictions. This guide is strictly for restoring your device's original, legal IMEI numbers printed on the retail box or phone back panel. Proceed at your own risk. Step 1: Enable Diagnostic Mode (Diag Port) oneplus 7t pro qcn file
If your original QCN is completely corrupted or deleted, you must use a "Donor" QCN file collected from another working OnePlus 7T Pro. Using someone else's IMEI is illegal and can block your device from the network. Download a clean OnePlus 7T Pro donor QCN file. Open an IMEI Converter tool or QCN IMEI Editor . Load the donor QCN file into the tool. Locate the fields for IMEI 1 and IMEI 2 .
What or network symptom are you currently facing? Which operating system version is your phone running?
Click or save the modified file as a new .qcn file on your desktop. Step 3: Flash the File via QPST Software Download Launch the QPST Configuration application on your PC. The baseband version is missing in the "About
This guide covers everything you need to know about the QCN file, from what it does to how to safely restore it. What is a OnePlus 7T Pro QCN File?
A popular professional tool used for IMEI and baseband repair on OnePlus devices.
Go to and tap Build Number 7 times to unlock Developer Options. Go to System > Developer Options and enable USB Debugging . Connect your phone to the PC via a USB cable. OnePlus 7T Pro QCN File: The Ultimate Guide
Once the phone boots up, open the dialer app and type *#06# .
Check the box that says (since the OnePlus 7T Pro is a dual-SIM device). Click the Restore QCN button.
Click next to the "File Name" box to choose where to save your backup file. Name it OnePlus_7T_Pro_Original.qcn .
Convert your original 15-digit IMEI 1 and IMEI 2 into Hexadecimal format (many online converters can do this, or IMEI Rebuilder does it automatically).